a = 1.714285714
b = 0.2380952381
c = 0.1190476190
check_me = 0.5833333333 ma być pomiędzy 0.58 a 1
***********************************************
Vi = 1234.15591996965236 mm3
Volume = 0.10366909727745 m3
Awi = 724.91382632713271 mm2
hydraulic diameter dh = 6.809945542 mm
przekroj Acsi = 0.000029384664761 m2
Awi_tot = 60.8927614115 m2
AHTi_tot = 60.8927614115 m2
check_me = 0.583 (ma być pomiędzy 0.58 a 1)
